Graham–Boyle–Troxell syndrome

Graham–Boyle–Troxell syndrome
Synonyms
Pronounce	N/A
Specialty	N/A
Symptoms	Developmental delay, Intellectual disability, Seizures, Hypotonia, Microcephaly
Complications	N/A
Onset	Infancy
Duration	Lifelong
Types	N/A
Causes	Genetic mutation
Risks
Diagnosis	Genetic testing, Clinical evaluation
Differential diagnosis	Rett syndrome, Angelman syndrome, Smith-Magenis syndrome
Prevention
Treatment	Supportive care, Physical therapy, Occupational therapy, Speech therapy
Medication	Anticonvulsants
Prognosis
Frequency	Rare disease
Deaths

Graham–Boyle–Troxell syndrome is a rare genetic disorder characterized by a combination of medical and developmental issues. The syndrome was first described by the physicians Dr. Robert Graham, Dr. John Boyle, and Dr. James Troxell in the late 20th century.

Symptoms and Signs

The primary symptoms of Graham–Boyle–Troxell syndrome include intellectual disability, seizures, and distinctive facial features. These facial features often include a broad forehead, deep-set eyes, and a prominent nose. Some individuals with the syndrome may also have hearing loss and vision problems.

Causes

Graham–Boyle–Troxell syndrome is a genetic disorder, which means it is caused by changes (mutations) in one or more genes. However, the specific genes associated with this syndrome have not yet been identified. It is believed to be inherited in an autosomal recessive manner, which means both copies of the gene in each cell must have mutations for an individual to be affected.

Diagnosis

Diagnosis of Graham–Boyle–Troxell syndrome is based on the presence of characteristic clinical features. Genetic testing may also be used to confirm the diagnosis, although the specific genes associated with this syndrome have not yet been identified.

Treatment

There is currently no cure for Graham–Boyle–Troxell syndrome. Treatment is symptomatic and supportive, and may include physical therapy, special education, and medications to control seizures.

Prognosis

The prognosis for individuals with Graham–Boyle–Troxell syndrome varies depending on the severity of symptoms. Some individuals may have a normal lifespan, while others may have a shortened lifespan due to complications such as severe seizures or other health problems.

See Also

• List of genetic disorders
• Genetic testing
• Seizure

NIH genetic and rare disease info

• NIH info on Graham–Boyle–Troxell syndrome

Graham–Boyle–Troxell syndrome is a rare disease.

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